天津兆阳纳米科技有限公司是NADII ( Nano-Angstrom Digital International Inc. ) 于2005年在中国天津泰达开发区投资的一家以纳米技术为核心价值的公司，其团队成员多为在美国科技界及商界有卓越成就的美籍华人。
兆阳公司是集研发、生产和销售为一体的高新企业。企业的首要目标为将纳米科技应用于颜料墨水的研发及生产领域，并致力于中国专业制造品质卓越的顏料墨水。兆阳公司以顾客第一的经营理念來配合技术領先的优良产品, 和国內其它的墨水厂商有所区別。
Tianjin Zhaoyang Nanotechnology is found in 2005 in Tianjin Economical and Technological Development Area by Nano-Angstrom Digital International Inc.   Our core competence is on nano technology, and many of our founding members are Chinese Americans who are accomplished in the technical arena and in the business world.
Tianjin Zhaoyang is a high-tech concern with research, manufacturing, and sales capabilities.  Our foremost goal is to apply nano technology to the research and manufacturing of pigment inks, and we are dedicated to becoming the leading supplier of superior pigment inks in China.  We differentiate ourselves from the other ink manufacturers in China by providing excellent products with advanced technological contents and “customer first” belief.